APA (7th ed.) Citation

Dufwenberg, M., & Swarthout, T. (2009). Play to Learn? An Experiment.

Chicago Style (17th ed.) Citation

Dufwenberg, Martin, and Todd Swarthout. Play to Learn? An Experiment. 2009.

MLA (9th ed.) Citation

Dufwenberg, Martin, and Todd Swarthout. Play to Learn? An Experiment. 2009.

Warning: These citations may not always be 100% accurate.